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I <br /> � � � � <br /> i - - , <br /> I � ! <br /> - I <br /> F R A N K L I N ��� F��r���� F,�Fr�e ���_��2�-3.z� <br /> � �_��.�� <br /> ENGINEERING �';`� �°` ��;���� � _��� <br /> ' iFk ;t�c� �,. . .>GG,; �acu�?rcr[i!�r'P.CGrn <br /> �,�_cw�rr.c���corisu�r�ri�� <br /> Roof U-value Calculation I <br /> I <br /> Layer Description Defail R-value , <br /> Ex�erior Still Air 0.61 , <br /> Surface � <br /> / A Mtl irame, R-3B 14.40 <br /> / 2A"oc <br /> B GWB Si8" 0.50 <br /> C <br /> D <br /> � <br /> E � <br /> Inlerior Still Air 0.61 <br /> SuAace <br /> 1. TotalColumn ib.�z <br /> 2. U-value,invert amount in line 1 0.062 <br /> I <br /> �i <br />